cond. race for logstash and improve it for kibana

kibana/config/entrypoint.sh

@@ -10,11 +10,13 @@ else
 fi
 
 until curl -XGET $el_url; do
-  >&2 echo "Elastic is unavailable - sleeping"
+  >&2 echo "Elastic is unavailable - sleeping."
   sleep 5
 done
 
->&2 echo "Elastic is up - executing command"
+sleep 10
+
+>&2 echo "Elasticsearch is up."
 
 
 ./wazuh_app_config.sh

logstash/Dockerfile

@@ -9,4 +9,4 @@ USER root
 COPY config/run.sh /run.sh
 RUN chmod +x /run.sh
 
-ENTRYPOINT ["/run.sh"]
+ENTRYPOINT /entrypoint.sh

logstash/config/entrypoint.sh

@@ -1,24 +1,46 @@
-#!/bin/bash -e
+#!/bin/bash
 # Wazuh App Copyright (C) 2019 Wazuh Inc. (License GPLv2)
 #
 # OSSEC container bootstrap. See the README for information of the environment
 # variables expected by this script.
 #
 
+set -e
 
+##############################################################################
+# Waiting for elasticsearch
+##############################################################################
+
+if [ "x${ELASTICSEARCH_URL}" = "x" ]; then
+  el_url="http://elasticsearch:9200"
+else
+  el_url="${ELASTICSEARCH_URL}"
+fi
+
+until curl -XGET $el_url; do
+  >&2 echo "Elastic is unavailable - sleeping."
+  sleep 5
+done
+
+sleep 10
+
+>&2 echo "Elasticsearch is up."
 
 ##############################################################################
 # Customize logstash output ip
 ##############################################################################
 if [ "$LOGSTASH_OUTPUT" != "" ]; then
+  echo "Customize Logstash ouput ip."
   sed -i "s/elasticsearch:9200/$LOGSTASH_OUTPUT:9200/" /usr/share/logstash/pipeline/01-wazuh.conf
   sed -i "s/elasticsearch:9200/$LOGSTASH_OUTPUT:9200/" /usr/share/logstash/config/logstash.yml 
 fi
 
+##############################################################################
 # Map environment variables to entries in logstash.yml.
 # Note that this will mutate logstash.yml in place if any such settings are found.
 # This may be undesirable, especially if logstash.yml is bind-mounted from the
 # host system.
+##############################################################################
 
 env2yaml /usr/share/logstash/config/logstash.yml